robw53 Member OP Join Date Nov 2009 Location south yorks Posts 515 Dec 7, 2013 #16 The fiber is a ring and that I understand will be blocked but on some of the 5700 it says that for all ports but there is no ring it's star from 5700 to PLC, HMI VFD's etc
The fiber is a ring and that I understand will be blocked but on some of the 5700 it says that for all ports but there is no ring it's star from 5700 to PLC, HMI VFD's etc
Davkul Member D Join Date Sep 2013 Location Cleveland Posts 26 Dec 7, 2013 #17 That is unusual - PVST may solve it and if so I would be interested to know.